Booth 10 Foundation
Booth 10 Foundation is a private foundation, based in Deerfield, IL. IRS filing data is available from 2020 through 2025. As of 2025, the organization holds $4.6M in total assets. In 2025, it awarded 6 grants totaling $225K. Net investment income was $258K.
Booth 10 Foundation at a glance
In short: Booth 10 Foundation gave $225K across 6 grants in 2025 (avg $38K), mostly in Arizona. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $225,000
- -2.2% vs 2024
- Grants made (2025)
- 6
- -25.0% vs 2024
- Average grant
- $37,500
- +30.4% vs 2024
- Median grant
- $12,500
- Total assets
- $4,591,658
- +0.6% vs 2024
- Primary geography
- Arizona (91% of itemized 2025 grant dollars)
- Latest 990 filing
- Form 990-PF, 2025 View filing
Data from IRS Form 990-PF, 2025; updated September 2026.
Who Booth 10 Foundation funds
How this funder distributes its grants
Top Recipients
Top 6 recipients in 2025
The largest 2025 recipient was Notre Dame Prepatory ($125K). Together the top 6 received $225K.
Grant Size Distribution
37 grants across all recorded years
The most common grant size was under $50K: 29 grants of 37 (78%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of 2025 grant dollars across all 6 itemized grants.
Cities
How Booth 10 Foundation gives
- Giving held roughly steady from 2022 to 2025 (+8%). Method
- In 2025 it paid out 89% of its IRS minimum distribution (the 5% rule). Foundations have until the end of the next year to meet it. Method
From the foundation's IRS Form 990-PF filings. Methodology.
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2020 to 2025, annual grant giving ranged from $93K (2021) to $233K (2023). In 2025 it made 6 grants totaling $225K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Notre Dame Prepatory Scottsdale, AZ | To Further Organization's Tax-Exempt Purposes. | $125,000 |
| Assumption Greek Orthodox Church Scottsdale, AZ | To Further Organization's Tax-Exempt Purposes. | $60,000 |
| Saint Anthony's Greek Orthodox Monastery Florence, AZ | To Further Organization's Tax-Exempt Purposes. | $15,000 |
| Holy Transfiguration Greek Orthodox Monastery Harvard, IL | To Further Organization's Tax-Exempt Purposes. | $10,000 |
| Saint Andrew Greek Orthodox Church South Bend, IN | To Further Organization's Tax-Exempt Purposes. | $10,000 |
| Greek Orthodox Ladies Philoptochos Society Inc Scottsdale, AZ | To Further Organization's Tax-Exempt Purposes. | $5,000 |
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Financial History
Multi-year comparison from IRS filings
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants | Qualifying Distributions | Net Investment Income | Distributable Amount |
|---|---|---|---|---|---|---|---|---|
| 2025 | $4,591,658 | $374,735 | $266,926 | $225,000 | 6 | $251,304 | $257,939 | $281,469 |
| 2024 | $4,563,824 | $194,984 | $267,596 | $230,000 | 8 | $251,707 | $179,070 | $261,036 |
| 2023 | $4,615,873 | $144,257 | $260,979 | $232,500 | 8 | $251,521 | $143,114 | $236,490 |
| 2022 | $4,715,449 | $78,655 | $222,116 | $207,500 | 10 | $214,652 | $96,205 | $237,985 |
| 2021 | $4,859,162 | $126,960 | $190,034 | $93,000 | 5 | $106,592 | $16,327 | $245,964 |
| 2020 | $4,981,947 | $5,091,947 | $110,000 | $110,000 | 1 | — | $5,084,464 | $177,710 |
Under IRS private-foundation payout rules, Booth 10 Foundation reported a distributable amount of $281K for 2025 — the minimum it must pay out in qualifying distributions.
Leadership & Key People
Officers and directors from IRS filings
Booth 10 Foundation is led by Katina Mandas, Co-President on every filing since 2020; none of the 2 officers listed in 2025 report compensation.
Officers on the 2025 filing
Katina Mandas
Co-President
On filings since 2020
1 hr/week
No compensation reported
Tom Anastasios Gianakakos
Co-President
On filings since 2020
1 hr/week
No compensation reported
Data from IRS Form 990 filings, 2020–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Frequently asked questions about Booth 10 Foundation
How much does Booth 10 Foundation give each year?
Booth 10 Foundation gave $225K across 6 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $230K across 8 grants.
What is Booth 10 Foundation's typical grant size?
Booth 10 Foundation's median grant in 2025 was $12,500, and its average grant was $37,500, across 6 grants on its 2025 IRS Form 990-PF.
Where does Booth 10 Foundation give grants?
Booth 10 Foundation gives mostly in Arizona: 91% of the grant dollars itemized on its 2025 IRS Form 990-PF went to recipients there. The most frequent recipient cities were Scottsdale, AZ (3 grants).
Who are Booth 10 Foundation's largest grantees?
Booth 10 Foundation's largest 2025 grantees include Notre Dame Prepatory ($125,000), Assumption Greek Orthodox Church ($60,000) and Saint Anthony's Greek Orthodox Monastery ($15,000), according to its 2025 IRS Form 990-PF. Together they received 89% of its itemized 2025 grant dollars.
How large is Booth 10 Foundation?
Booth 10 Foundation reported $4.6M in total assets on its 2025 IRS Form 990-PF. It paid out $251K in qualifying distributions that year, against a required minimum of $281K (roughly 5% of its investment assets). Falling short in one year is not a violation: foundations have until the end of the next year to meet the minimum.
What is Booth 10 Foundation's EIN?
Booth 10 Foundation's EIN (Employer Identification Number) is 85-3509159. IRS Form 990 filing data is available on this page for 2020–2025.
Data last updated September 2026. Sourced from IRS Form 990-PF filings.
Data update history
(2)
When this profile's IRS filing data changed on Grantable
- Added Form 990-PF for fiscal year 2025 (received by the IRS August 26, 2026)
- IRS filings on file for fiscal years 2020–2024
Live grants for the work Booth 10 Foundation funds
Philanthropy, Voluntarism & Grantmaking Open opportunities, soonest deadline first.
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Browse active grant opportunities in Booth 10 Foundation's focus areas in our free grants database
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